Double hung window



FIG. 1 is a front elevational view of the double hung window showing our new design;

FIG. 2 is an enlarged fragmentary view of the left corner of the center rail in FIG. 1;

FIG. 3 is a cross-sectional view taken along line 3--3 of FIG. 2;

FIG. 4 is an enlarged fragmentary view of the top left corner in FIG. 1;

FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 4; and,

FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 1. 

The ornamental design for a double hung window, as shown and described. 